S9S08DZ128F2MLH
8-bit microcontrollers with 128KB flash memory in 64-pin LQFP format
Manufacturer： ['freescale', 'nxp']
series introduction
# Introduction to the S9S08DZ128F2MLH Product Series
## 1. Overview
The S9S08DZ128F2MLH is a highly advanced and versatile microcontroller product series developed by NXP Semiconductors. It belongs to the S08 family, which is well - known for its reliability, performance, and cost - effectiveness. This series is designed to meet the diverse requirements of various embedded applications, ranging from consumer electronics to industrial control systems.
## 2. Key Features
### 2.1 Core and Architecture
- **CPU Core**: The S9S08DZ128F2MLH is powered by an S08 core. This 8 - bit CPU offers a good balance between performance and power consumption. It has a simple yet efficient instruction set, which allows for fast execution of code and easy programming.
- **Memory Architecture**:
- **Flash Memory**: It comes with 128 KB of in - system programmable flash memory. This large - capacity flash memory can store the application code, allowing for the implementation of complex algorithms and functions. The flash memory also supports in - system programming (ISP), which means that the device can be reprogrammed without the need to remove it from the circuit board, enabling easy firmware updates.
- **Random - Access Memory (RAM)**: There is 8 KB of RAM available. This RAM is used for storing variables, data buffers, and intermediate results during program execution. The sufficient amount of RAM ensures smooth operation of the microcontroller, especially when dealing with data - intensive tasks.
- **EEPROM**: The series includes 2 KB of electrically erasable programmable read - only memory (EEPROM). EEPROM is non - volatile, which means that data stored in it is retained even when the power is turned off. It is ideal for storing configuration data, calibration values, and other important information that needs to be preserved across power cycles.
### 2.2 Peripherals
#### 2.2.1 Serial Communication
- **Universal Asynchronous Receiver/Transmitter (UART)**: The S9S08DZ128F2MLH is equipped with one or more UART modules. UART is a widely used serial communication protocol for transmitting and receiving data between the microcontroller and other devices, such as sensors, displays, or other microcontrollers. It supports various baud rates, allowing for flexible communication speeds.
- **Serial Peripheral Interface (SPI)**: An SPI module is also available. SPI is a high - speed serial communication protocol that enables the microcontroller to communicate with external devices such as flash memories, ADCs, and DACs. It uses a master - slave architecture, which allows for efficient data transfer.
- **Inter - Integrated Circuit (I²C)**: The I²C interface is included in the product series. I²C is a multi - master, multi - slave serial communication protocol that is commonly used for connecting low - speed devices such as sensors, EEPROMs, and real - time clocks. It uses a two - wire interface, which simplifies the hardware design.
#### 2.2.2 Timers and Counters
- **Flexible Timer Module (FTM)**: The FTM provides multiple channels that can be used for a variety of timing and control applications. It can be configured as a pulse - width modulation (PWM) generator, which is useful for controlling motors, LEDs, and other devices that require variable - duty - cycle signals. It also supports input capture and output compare functions, which are used for measuring time intervals and generating precise timing signals.
- **Real - Time Counter (RTC)**: The RTC is a low - power timer that keeps track of the current time and date. It can
Images for reference
64-LQFP
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